"It's really the least I could do," Eryn replied with a polite nod, then slowly climbed up the flight of stairs until she reached the entrance to the training room, which was closed. As she reached for the door, she could feel the entire penthouse tremble again, making her squeak and hunch over to keep herself from falling, but once things calmed down again, she steeled herself, took a deep breath, and slowly opened the door to the training room, not knowing what to expect.